CN111351369A - Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring - Google Patents
Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring Download PDFInfo
- Publication number
- CN111351369A CN111351369A CN202010363359.0A CN202010363359A CN111351369A CN 111351369 A CN111351369 A CN 111351369A CN 202010363359 A CN202010363359 A CN 202010363359A CN 111351369 A CN111351369 A CN 111351369A
- Authority
- CN
- China
- Prior art keywords
- waste gas
- lump ore
- gas
- collecting hood
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/066—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers the products to be dried being disposed on one or more containers, which may have at least partly gas-previous walls, e.g. trays or shelves in a stack
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to a device and a method for drying lump ore in a storage yard by using cold waste gas of a sintering ring, wherein the cold waste gas of the sintering ring at a temperature of more than 100 ℃ is introduced into a uniformly distributed distribution pipe from the lower part of a ground level during the storage period of the storage yard by using the lump ore, so that the pressurized cold waste gas of the sintering ring penetrates through the lump ore to be dried and is discharged from the upper part of the lump ore to be dried, passes through a movable gas-collecting hood arranged at the upper part of the lump ore to be dried and then enters a newly-arranged waterproof bag-type dust collector for purification and then reaches the standard to be discharged. In order to ensure the air permeability of the lump ore to be dried, the dried and screened ore with the thickness of 500-1000 mm is laid on the upper part of the distribution pipe to serve as a bottom laying air permeable layer, so that the smoothness of an air outlet can be ensured, and the damage of stacking and taking operation to drying equipment can be prevented.
Description
Technical Field
The invention belongs to the technical field of metallurgy and environmental protection. In particular to a device and a method for drying lump ore in a storage yard by using cold waste gas of a sintering ring.
Background
Lump ore is a main raw material used in the production of metallurgical industry, and is raw ore with certain granularity obtained after being mined and processed by breaking and screening. The lump stone often needs to be watered and the dust suppression is handled in the exploitation process, and the dust that the exploitation process formed can adhere to the ore surface after soaking, and difficult screening is got rid of to can smuggle a large amount of powders and get into metallurgical reduction process secretly, can cause the gas permeability of furnace charge to worsen finally. Although modern metallurgical production processes are equipped with powerful screening devices, the strong adhesion of aqueous dust results in inefficient separation of the ore and its surface powder. Meanwhile, lump ore is a main raw material which is directly used and generally only stays in a storage yard and a raw material bin of a metallurgical furnace, wherein the storage capacity of the storage yard is large, long-time storage can be realized, in the past, a sun light sunning mode is adopted to carry out precipitation on the surface of the lump ore, and finally separation of ore and adhesion powder is realized, but a dump truck is required to be adopted for material overturning operation, so that the operation capacity is small, dust is seriously raised in the sunning process, a storage layer cannot be too thick, and otherwise, the material overturning operation cannot be carried out and the moisture on the surface of the lump ore can be effectively reduced.
Disclosure of Invention
In view of the above problems, it is an object of the present invention to provide an apparatus and method for drying lump ore in a storage yard by using cold waste gas from a sintering ring, wherein the heat of the cold waste gas from the sintering ring is used to dry the moisture on the surface of the lump ore, so as to effectively separate the ore from the surface dust.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an utilize cold waste gas of sintering ring to dry device of lump ore at storage yard, wherein: the device comprises a ring cooling machine, an induced draft fan, a distribution pipe, a lump ore drying device and a discharge pipe, wherein sintering ring cold waste gas generated by the ring cooling machine enters the induced draft fan through a flue, the induced draft fan is connected with the distribution pipe, a plurality of drying branch pipes are arranged on the distribution pipe, a valve is arranged on each drying branch pipe, the lump ore drying device comprises a bin main body with the upper end as an open end and a sliding gas collecting hood, the drying branch pipes are communicated with the lower end of the bin main body, the induced draft fan can inject the sintering ring cold waste gas into the bin main body through the distribution pipe and the drying branch pipes, a layer of dried and screened ore is distributed in the bin main body as a bottom-paving ventilating layer, the lump ore to be dried is paved on the bottom-paving ventilating layer, a track is arranged at the upper end of the bin main body along the length direction of the bin main body, rollers are arranged at the lower end of the, when the sliding gas-collecting hood completely covers the bin main body, the sliding gas-collecting hood can seal the upper end of the bin main body, the upper end of the sliding gas-collecting hood is connected with the discharge pipe, and cold waste gas is discharged from the discharge pipe through a sintering ring of the bin main body.
In order to optimize the structural form, the specific measures adopted further comprise:
the front end of the discharge pipe is connected with the upper end of the sliding gas collecting hood, the rear end of the discharge pipe is connected with the bag-type dust collector, the bag-type dust collector is connected with the dust removing fan, the dust removing fan is connected with the chimney, and the dust removing fan generates negative pressure on the discharge pipe, so that the sintering ring cold waste gas discharged from the discharge pipe is discharged from the chimney after being subjected to dust removal by the bag-type dust collector.
The lower end of the sliding gas-collecting hood is provided with a sealing rubber strip, and when the sliding gas-collecting hood completely covers the bin main body, the sliding gas-collecting hood is in sealing fit with the upper end of the bin main body through the sealing rubber strip.
A protective cap is arranged at the joint of the lower surface of the bin main body and the drying branch pipe, and the protective cap is a cap with fine holes in the surface and used for preventing ore particles from falling into the drying branch pipe.
The thickness of the bottom-paved breathable layer is 500-1000 mm.
The lump ore drying device is positioned on the air ground of the storage yard, and the distributing pipe is arranged under the ground of the storage yard.
A method for drying lump ore in a storage yard by using cold waste gas of a sintering ring comprises the following steps:
step one, distributing a layer of dried and screened ore as a bottom paving air permeable layer in a bin main body, paving lump ore to be dried on the bottom paving air permeable layer, then sliding a sliding gas collecting hood on the bin main body to enable the sliding gas collecting hood to completely cover the upper part of the bin main body, and checking the sealing of the sliding gas collecting hood and the bin main body so that no obvious gas leakage point exists between the sliding gas collecting hood and the bin main body;
step two, extracting the cold waste gas of the hot sintering ring in the ring cooling machine by using an induced draft fan, and conveying the cold waste gas to a distribution pipe positioned in a storage yard through a pipeline;
step three, balancing the amount of waste gas flowing through the distribution pipes by adjusting valves of the distribution pipes, and drying the lump ores to be dried after the hot waste gas in the distribution pipes enters the bottoming breathable layer through the protective caps;
step four, changing the hot waste gas passing through the lump ore to be dried into wet waste gas, entering a discharge pipe through a sliding gas collecting hood, purifying by a bag-type dust collector, removing dust, and sending the dust to a chimney by a dust removal fan to reach the standard for discharge;
step five, after the lump ore to be dried is dried, closing a valve and stopping the induced draft fan, moving the sliding gas-collecting hood along the track, starting the stacking and taking operation on the lump ore, after the stacking operation is finished and the stacker is moved out, adding a new lump ore to be dried, and then moving the sliding gas-collecting hood to completely cover the upper part of the bin main body again;
and step six, repeating the step two to the step five until all the lump ores to be dried are dried and the stacking and reclaiming operation is finished.
The invention utilizes lump ore to lead sintering ring cold waste gas with the temperature of more than 100 ℃ into uniformly distributed distribution pipes from the lower part of the ground level during the stockpiling period of a storage yard, so that the pressurized sintering ring cold waste gas penetrates through the lump ore to be dried and then is discharged from the upper part of the lump ore to be dried, passes through a movable gas-collecting hood arranged at the upper part of the lump ore to be dried and then enters a newly-arranged waterproof bag-type dust collector to be purified and then is discharged after reaching the standard. In order to ensure the air permeability of the lump ore to be dried, the dried and screened ore with the thickness of 500-1000 mm is laid on the upper part of the distribution pipe to serve as a bottom laying air permeable layer, so that the smoothness of an air outlet can be ensured, and the damage of stacking and taking operation to drying equipment can be prevented. The invention also has the following significant advantages: 1. lump ore drying is carried out by utilizing the characteristics of large storage capacity and long storage period of a stockyard, and the lump ore drying can be realized by slightly modifying the bottom of the original storage yard, so that the investment cost is low; 2. The lump ore is dried by using the waste heat of the cold waste gas of the sintering ring, so that the speed is high and the drying effect is good; 3. the movable gas collecting hood facility is adopted, so that the influence on the material piling and taking operation can be avoided; 4. The protective caps are arranged on the distribution pipes, so that the damage of the upper material layer to the drying device can be reduced, and the upper material can be prevented from being accumulated on the distribution pipes to block the smooth discharge of the drying medium.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the sliding gas-collecting channel completely covering the main body of the cartridge;
figure 3 is a schematic view of the sliding gas collection hoods slid away from the bin body.
Wherein the reference numerals are: the device comprises a circular cooler 1, a flue 11, an induced draft fan 2, a distribution pipe 3, a drying branch pipe 31, a valve 32, a lump ore drying device 4, a bin main body 41, a sliding gas collecting hood 42, a bottom paving and ventilating layer 43, lump ores to be dried 44, a rail 45, a roller 46, a protective cap 47, a discharge pipe 5, a bag-type dust collector 6, a dust removal fan 7 and a chimney 8.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
The utility model provides an utilize cold waste gas of sintering ring at device of storage yard stoving lump ore, wherein: the device comprises a ring cooling machine 1, an induced draft fan 2, a distribution pipe 3, a lump ore drying device 4 and a discharge pipe 5, sintering ring cooling waste gas generated by the ring cooling machine 1 enters the induced draft fan 2 through a flue 11, the induced draft fan 2 is connected with the distribution pipe 3, a plurality of drying branch pipes 31 are arranged on the distribution pipe 3, a valve 32 is arranged on each drying branch pipe 31, the lump ore drying device 4 comprises a bin main body 41 with the upper end as an open end and a sliding gas-collecting hood 42, the drying branch pipes 31 are communicated with the lower end of the bin main body 41, the induced draft fan 2 can inject the sintering ring cooling waste gas into the bin main body 41 through the distribution pipe 3 and the drying branch pipes 31, a layer of dried and screened ore is distributed in the bin main body 41 and serves as a bottom-laying ventilation layer 43, the lump ore 44 to be dried is laid on the bottom-laying ventilation layer 43, a rail 45 is arranged at the upper, the rollers 46 can roll on the rails 45, so that the sliding gas-collecting hood 42 can completely cover the bin main body 41 or slide away from the bin main body 41, when the sliding gas-collecting hood 42 completely covers the bin main body 41, the sliding gas-collecting hood 42 can seal the upper end of the bin main body 41, the upper end of the sliding gas-collecting hood 42 is connected with the discharge pipe 5, and the cold waste gas is discharged from the discharge pipe 5 through the sintering ring of the bin main body 41.
In the embodiment, the front end of the discharge pipe 5 is connected with the upper end of the sliding gas collecting hood 42, the rear end of the discharge pipe is connected with the bag-type dust collector 6, the bag-type dust collector 6 is connected with the dust removing fan 7, the dust removing fan 7 is connected with the chimney 8, and the dust removing fan 7 generates negative pressure on the discharge pipe 5, so that the sintering ring cold waste gas discharged from the discharge pipe 5 is discharged from the chimney 8 after being subjected to dust removal by the bag-type dust collector 6.
In the embodiment, the lower end of the sliding gas-collecting hood 42 is provided with a sealing rubber strip, and when the sliding gas-collecting hood 42 completely covers the bin main body 41, the sliding gas-collecting hood 42 is in sealing fit with the upper end of the bin main body 41 through the sealing rubber strip.
In the embodiment, a protective cap 47 is disposed at the connection position of the lower surface of the bin main body 41 and the drying branch pipe 31, and the protective cap 47 is a cap with fine holes on the surface for preventing ore particles from falling into the drying branch pipe 31.
In the embodiment, the thickness of the bottom-laying air-permeable layer 43 is 500-1000 mm.
In the embodiment, the lump ore drying device 4 is positioned on the empty ground of the storage yard, and the distribution pipe 3 runs under the ground of the storage yard.
A method for drying lump ore in a storage yard by using cold waste gas of a sintering ring comprises the following steps:
step one, a layer of dried and screened ore is distributed in a bin main body 41 to serve as a bottom paving air permeable layer 43, lump ore 44 to be dried is laid on the bottom paving air permeable layer 43, then a sliding gas collecting hood 42 slides on the bin main body 41, so that the sliding gas collecting hood 42 completely covers the upper part of the bin main body 41, the sealing between the sliding gas collecting hood 42 and the bin main body 41 is checked, and no obvious air leakage point exists between the sliding gas collecting hood 42 and the bin main body 41;
step two, extracting the hot sintering ring cooling waste gas in the ring cooling machine 1 by using an induced draft fan 2, and conveying the hot sintering ring cooling waste gas to a distribution pipe 3 positioned in a storage yard through a pipeline;
step three, the amount of waste gas flowing through each distribution pipe 3 is balanced by adjusting the valve 32 of each distribution pipe 3, and the hot waste gas in the distribution pipes 3 enters the bottoming breathable layer 43 through the protective caps 47 and then dries the lump ore 44 to be dried;
step four, changing the hot waste gas passing through the lump ore 44 to be dried into wet waste gas, entering the discharge pipe 5 through the sliding gas collecting hood 42, purifying by the bag-type dust collector 6, removing dust, and sending the dust to the chimney 8 by the dust removing fan 7 to reach the standard for discharge;
step five, after the lump ore 44 to be dried is dried, closing the valve 32 and stopping the induced draft fan 2, moving the sliding gas-collecting hood 42 away along the track 45, starting the stacking and taking operation on the lump ore, after the stacking operation is finished and the stacker is moved out, adding a new lump ore 44 to be dried, and then moving the sliding gas-collecting hood 42 to completely cover the upper part of the bin main body 41 again;
and step six, repeating the step two to the step five until all the lump ores 44 to be dried are dried and the stacking and reclaiming operation is finished.
The invention starts the drying operation only after the material stacking is finished and the gas-collecting hood is adjusted, and the material taking operation can be carried out only after the drying is stopped and the gas-collecting hood is removed.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (7)
1. The utility model provides an utilize cold waste gas of sintering ring to dry device of lump ore deposit in storage yard which characterized by: including cold machine (1), draught fan (2), distributing pipe (3), lump ore drying device (4) and discharge pipe (5) of ring, the cold waste gas of sintering ring that cold machine (1) produced of ring get into draught fan (2) through flue (11), draught fan (2) be connected with distributing pipe (3), distributing pipe (3) on install a plurality of stoving branch pipe (31), every stoving branch pipe (31) on all install valve (32), lump ore drying device (4) including use the upper end to pour into storehouse main part (41) and slip gas collecting hood (42) for open end into storehouse main part (41) through distributing pipe (3) and stoving branch pipe (31), storehouse main part (41) in cloth be equipped with the ore after the dry and screening of one deck as spreading bottom layer (43), lump ore (44) to be dried is laid on the paved bottom air-permeable layer (43), the upper end of the bin main body (41) is provided with a track (45) along the length direction, the lower end of the sliding gas-collecting hood (42) is provided with a roller (46), the roller (46) can roll on the track (45), so that the sliding gas-collecting hood (42) is completely covered on the bin main body (41) or is slid away from the bin main body (41), when the sliding gas-collecting hood (42) is completely covered on the bin main body (41), the sliding gas-collecting hood (42) can seal the upper end of the bin main body (41), the upper end of the sliding gas-collecting hood (42) is connected with the discharge pipe (5), and cold waste gas is discharged from the discharge pipe (5) through a sintering ring of the bin main body (41).
2. The apparatus of claim 1, wherein the apparatus for drying lump ore in the storage yard by using the cold waste gas of the sintering ring comprises: the front end of the discharge pipe (5) is connected with the upper end of the sliding gas collecting hood (42), the rear end of the discharge pipe is connected with the bag-type dust collector (6), the bag-type dust collector (6) is connected with the dust removing fan (7), the dust removing fan (7) is connected with the chimney (8), and the dust removing fan (7) generates negative pressure on the discharge pipe (5), so that cold waste gas of the sintering ring discharged from the discharge pipe (5) is discharged from the chimney (8) after being dedusted by the bag-type dust collector (6).
3. The apparatus of claim 2, wherein the apparatus for drying lump ore in the storage yard by using the cold waste gas of the sintering ring comprises: the lower end of the sliding gas-collecting hood (42) is provided with a sealing rubber strip, and when the sliding gas-collecting hood (42) completely covers the bin main body (41), the sliding gas-collecting hood (42) is in sealing fit with the upper end of the bin main body (41) through the sealing rubber strip.
4. The apparatus as claimed in claim 3, wherein the apparatus for drying lump ore in the storage yard by using the cold waste gas of the sintering ring is characterized in that: the bin main body (41) lower surface and stoving branch pipe (31) junction be provided with protective cap (47), protective cap (47) be the cover that the surface has the micropore for prevent that the ore detritus from falling into stoving branch pipe (31).
5. The apparatus of claim 1, wherein the apparatus for drying lump ore in the storage yard by using the cold waste gas of the sintering ring comprises: the thickness of the bottom-laying breathable layer (43) is 500-1000 mm.
6. The apparatus of claim 4, wherein the apparatus for drying lump ore in the storage yard by using the cold waste gas of the sintering ring comprises: the lump ore drying device (4) is positioned on the air ground of the storage yard, and the distributing pipes (3) are arranged under the ground of the storage yard.
7. The method for drying lump ore in a storage yard by using the cold waste gas of the sintering ring as set forth in claim 6, wherein: the method comprises the following steps:
step one, distributing a layer of dried and screened ore as a bottom-laying air-permeable layer (43) in a bin main body (41), laying block ore (44) to be dried on the bottom-laying air-permeable layer (43), sliding a sliding gas-collecting hood (42) on the bin main body (41), enabling the sliding gas-collecting hood (42) to completely cover the upper part of the bin main body (41), checking the sealing of the sliding gas-collecting hood (42) and the bin main body (41), and enabling the sliding gas-collecting hood (42) and the bin main body (41) not to have obvious gas leakage points;
step two, extracting the cold waste gas of the hot sintering ring in the ring cooling machine (1) by using an induced draft fan (2), and conveying the cold waste gas to a distribution pipe (3) positioned in a storage yard through a pipeline;
step three, balancing the amount of waste gas flowing through the distribution pipes (3) by adjusting valves (32) of the distribution pipes (3), and drying the lump ores (44) to be dried after hot waste gas in the distribution pipes (3) enters the bottom-paved breathable layer (43) through protective caps (47);
step four, changing hot waste gas passing through the lump ore (44) to be dried into wet waste gas, entering a discharge pipe (5) through a sliding gas collecting hood (42), purifying by a bag-type dust collector (6), removing dust, and sending the dust to a chimney (8) by a dust removal fan (7) to be discharged after reaching the standard;
step five, after the drying of the lump ore (44) to be dried is finished, closing a valve (32) and stopping an induced draft fan (2), moving a sliding gas-collecting hood (42) along a track (45), starting the stacking and taking operation on the lump ore, adding a new lump ore (44) to be dried after the stacking operation is finished and the stacker is moved out, and then moving the sliding gas-collecting hood (42) to completely cover the upper part of the bin main body (41) again;
and step six, repeating the step two to the step five until all the lump ores (44) to be dried are dried and the stacking and reclaiming operation is finished.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010363359.0A CN111351369A (en) | 2020-04-30 | 2020-04-30 | Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring |
| PCT/CN2020/127718 WO2021218106A1 (en) | 2020-04-30 | 2020-11-10 | Device and method for drying lump ore in storage yard by utilizing sintering ring cooling waste gas |
| ZA2021/08676A ZA202108676B (en) | 2020-04-30 | 2021-11-05 | Device and method thereof for drying lump ores in storage yard by using waste gas of sintering ring cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010363359.0A CN111351369A (en) | 2020-04-30 | 2020-04-30 | Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111351369A true CN111351369A (en) | 2020-06-30 |
Family
ID=71193524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010363359.0A Pending CN111351369A (en) | 2020-04-30 | 2020-04-30 | Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN111351369A (en) |
| WO (1) | WO2021218106A1 (en) |
| ZA (1) | ZA202108676B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218106A1 (en) * | 2020-04-30 | 2021-11-04 | 昆山宇顺环保科技有限公司 | Device and method for drying lump ore in storage yard by utilizing sintering ring cooling waste gas |
| CN114370757A (en) * | 2021-03-25 | 2022-04-19 | 中冶长天国际工程有限责任公司 | Storage bin lump ore pretreatment system and lump ore pretreatment method |
| CN114755971A (en) * | 2022-04-22 | 2022-07-15 | 山东钢铁集团永锋临港有限公司 | Automatic delay start-stop pneumatic ash conveying energy-saving and consumption-reducing method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3433043A1 (en) * | 1984-09-08 | 1986-03-20 | Metallgesellschaft Ag, 6000 Frankfurt | METHOD FOR THE THERMAL TREATMENT OF STACKED OR AGGLOMERED MATERIALS ON A WALKING GRID |
| CN201014885Y (en) * | 2006-12-28 | 2008-01-30 | 鞍钢股份有限公司 | Sintered mixture dryness pre-heating energy-saving device |
| CN205175144U (en) * | 2015-10-28 | 2016-04-20 | 肇庆南都再生铝业有限公司 | Surplus stoving of non ferrous metal waste material does dust collector |
| CN207138463U (en) * | 2017-06-20 | 2018-03-27 | 上海同璞环保科技有限公司 | A kind of portable gas skirt |
| CN107120963A (en) * | 2017-07-11 | 2017-09-01 | 中冶北方（大连）工程技术有限公司 | Belt type roasting machine is cooled down and backheat wind system and its method |
| CN110157903B (en) * | 2019-06-05 | 2023-04-28 | 中冶北方（大连）工程技术有限公司 | Pellet ore cooling waste gas recycling system and using method |
| CN212058347U (en) * | 2020-04-30 | 2020-12-01 | 昆山宇顺环保科技有限公司 | Device for drying lump ore in storage yard by using cold waste gas of sintering ring |
| CN111351369A (en) * | 2020-04-30 | 2020-06-30 | 昆山宇顺环保科技有限公司 | Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring |
-
2020
- 2020-04-30 CN CN202010363359.0A patent/CN111351369A/en active Pending
- 2020-11-10 WO PCT/CN2020/127718 patent/WO2021218106A1/en active Application Filing
-
2021
- 2021-11-05 ZA ZA2021/08676A patent/ZA202108676B/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218106A1 (en) * | 2020-04-30 | 2021-11-04 | 昆山宇顺环保科技有限公司 | Device and method for drying lump ore in storage yard by utilizing sintering ring cooling waste gas |
| CN114370757A (en) * | 2021-03-25 | 2022-04-19 | 中冶长天国际工程有限责任公司 | Storage bin lump ore pretreatment system and lump ore pretreatment method |
| CN114370757B (en) * | 2021-03-25 | 2023-10-27 | 中冶长天国际工程有限责任公司 | Storage bin lump ore pretreatment system and lump ore pretreatment method |
| CN114755971A (en) * | 2022-04-22 | 2022-07-15 | 山东钢铁集团永锋临港有限公司 | Automatic delay start-stop pneumatic ash conveying energy-saving and consumption-reducing method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021218106A1 (en) | 2021-11-04 |
| ZA202108676B (en) | 2022-02-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111351369A (en) | Device and method for drying lump ore in storage yard by using cold waste gas of sintering ring | |
| CN205127574U (en) | Dust collector arranged at top of plant | |
| CN101225452A (en) | Mobile smoke blast trapping device for furnace mixer | |
| CN212058347U (en) | Device for drying lump ore in storage yard by using cold waste gas of sintering ring | |
| CN203454635U (en) | Drying dedusting device of material drying processing system | |
| CN101607258B (en) | Method of dust removal for coke transportation system | |
| CN207331009U (en) | A kind of quick lime feed opening dust-extraction unit | |
| CN211035805U (en) | Top-mounted coke oven coal-charging smoke treatment system | |
| CN107014216B (en) | It is sintered mining slot type liquid sealing blast cooling device and method | |
| CN102175073B (en) | Iron ore concentrate drying device and method for pelletizing | |
| CN104250840B (en) | Go out aluminium exhaust apparatus and method | |
| CN107385202A (en) | A kind of quick lime feed opening dust arrester and its application method | |
| CN210847586U (en) | Remove environmental protection dust collector | |
| CN211198619U (en) | Energy-conserving efficient carbide production system | |
| CN207936647U (en) | A kind of bag-type dust removal system for drying coke using hot-blast stove low-temperature flue gas waste heat | |
| CN206751860U (en) | The simple third dedusting system of converter based on a tank | |
| CN213020863U (en) | Drying and dust removal system for pellet concentrate | |
| CN102430310B (en) | Method for recycling fine coal particles | |
| CN109536701B (en) | Device and method for reducing powder content of lump ore | |
| CN107179002B (en) | Groove type liquid seal blast cooling device and method for double-side unloading sintering mine | |
| CN214327779U (en) | Flue gas collecting cover of desulfurization slag skimming station of molten iron ladle car | |
| CN2793046Y (en) | Pit dust collector | |
| CN104613782A (en) | Dust removal system with four sets of smelting furnaces | |
| CN217555299U (en) | Receiving device and loading system of loading machine | |
| CN213357630U (en) | Comprehensive purification and recovery system for pressure-equalizing and bleeding coal gas of blast furnace charging bucket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |